.input_ID_box ul li:nth-child(1){

}
.input_ID_box ul li{
  height: 1.2rem;
  line-height: 1.2rem;
  font-size: 1rem;
  width:9%;
  border-bottom: 0.3rem #9f5c2f solid;
}
.input_ID_box ul{
  display: flex;
  justify-content: space-around;
}
.input_ID_box{
  position: relative;
  width: 11rem;
  margin: 0 auto;
  border:2px solid #9f5c2f;
  padding-bottom: 0.4rem;
  padding-top: 0.2rem;
  margin-top: 1rem;
}
.red_btn{
  width: 6.25rem;
  height: 2rem;
  line-height: 2rem;
  border: 2px solid #b07c57;
}
.input_hidden{
  /*-webkit-user-select: none;*/
  /*-moz-user-select: none;*/
  /*-ms-user-select: none;*/
  /*user-select: none ;*/
  /*visibility: hidden;*/
  opacity:0;
  /*background-color: transparent;*/
  position: absolute;
  z-index: 0;
  top:0;
  left: 0;
  width: 100%;
  height: 100%;
  outline: none;
}
input:focus{ outline: none; }
.input_hidden{
  caret-color:black
}


